21404496

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^2\times {\mathrm{1543}}^1$

素因数の和:1588

約数の個数: 60

約数和(自身を含む): 58776992

約数和(自身を除く): 37372496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 289, 408, 578, 816, 867, 1156, 1543, 1734, 2312, 3086, 3468, 4624, 4629, 6172, 6936, 9258, 12344, 13872, 18516, 24688, 26231, 37032, 52462, 74064, 78693, 104924, 157386, 209848, 314772, 419696, 445927, 629544, 891854, 1259088, 1337781, 1783708, 2675562, 3567416, 5351124, 7134832, 10702248, 21404496]

約数ペア:

[(1, 21404496), (2, 10702248), (3, 7134832), (4, 5351124), (6, 3567416), (8, 2675562), (12, 1783708), (16, 1337781), (17, 1259088), (24, 891854), (34, 629544), (48, 445927), (51, 419696), (68, 314772), (102, 209848), (136, 157386), (204, 104924), (272, 78693), (289, 74064), (408, 52462), (578, 37032), (816, 26231), (867, 24688), (1156, 18516), (1543, 13872), (1734, 12344), (2312, 9258), (3086, 6936), (3468, 6172), (4624, 4629)]